Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
zweckstaetter.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 12:56:05 UTC · ↺ Refresh
MX Hostnames
- mx01.whitedns.eu
- mx02.whitedns.eu
MX Priorities
- mx02.whitedns.eu: 20
- mx01.whitedns.eu: 10
A / AAAA Records
- 202.61.233.177 ↩ ae9b1.netcup.net
- 2a03:4000:61:d1d9::22:4320 (no PTR)
Mail Server IPs
- 217.196.148.68 ↩ mx02.whitedns.eu
- 195.30.12.2 ↩ mx01.whitedns.eu
SOA Record
Raw SOA
root-dns.netcup.net dnsadmin.netcup.net 2026031846 28800 7200 1209600 900
Primary NS (mname)
root-dns.netcup.net
Admin Email (rname)
dnsadmin@netcup.net
Serial
2026031846
Refresh
28800s
Retry
7200s
Expire
1209600s
Minimum TTL
900s
Nameservers (NS)
root-dns.netcup.net
third-dns.netcup.net
second-dns.netcup.net
SPF Record
✓ Strict (-all)
v=spf1 a mx -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected];
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
dkim._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: dkim
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 a mx -all
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